CN211595323U

CN211595323U - Novel raffinate oil-water separation device

Info

Publication number: CN211595323U
Application number: CN202020054434.0U
Authority: CN
Inventors: 黄仁如; 熊以俊; 许用华
Original assignee: Ganzhou Yihao Umicore Ind Co ltd
Current assignee: Ganzhou Yihao Umicore Ind Co ltd
Priority date: 2020-01-12
Filing date: 2020-01-12
Publication date: 2020-09-29
Anticipated expiration: 2030-01-12

Abstract

The utility model discloses a novel surplus liquid oil-water separation of extraction device, including the aeration tank, the aeration tank right-hand member has set gradually aeration fan, aeration tank left side lower extreme fixedly connected with leakage fluid dram, aeration tank right side upper end fixedly connected with inlet, turn right from a left side and have set gradually down guide plate and aeration pipe in the aeration tank bottom upper end, the aeration pipe right-hand member passes the aeration tank and links to each other with aeration fan, the aerator that fixedly connected with equidistance distributes on the aeration pipe. This novel raffinate oil-water separator of extraction improves the dissolved oxygen volume of aeration tank, effectively gets rid of most oil in the raffinate, reduces area, scrapes into the oil storage tank with the grease that floats in, realizes the recovery of extraction oil, improves the utilization ratio of extraction oil, thoroughly realizes the separation of water oil, improves the purifying effect and the quality degree of the raffinate.

Description

Novel raffinate oil-water separation device

Technical Field

The utility model relates to a hydrometallurgy field specifically is a novel raffinate oil-water separator.

Background

Extraction and separation are common procedures of wet metallurgy, and different extracting agents are usually adopted to achieve the purposes of impurity removal, purification, separation and the like. In order to avoid cross contamination of different extractants and recover the extractants, the raffinate is usually purified between two extraction processes to remove a small amount of impurities such as the extractants and particles, because the extractants are oily, commonly called oil, the process is usually called oil-water separation, and the separated extractants can be recycled. The existing extraction residual liquid purification equipment mainly comprises an aeration tank and an oil-water separator, wherein an extraction tank, the aeration tank and the oil-water separator are connected in series by pipelines. The three processes are separated and are carried out in series through pipelines, the raffinate from the extraction tank is aerated in an aeration tank and then passes through an oil-water separator, particle impurities such as a small amount of suspended solids, colloids and the like and a small amount of extractant in the raffinate can be removed, and the separated extractant can be recycled. But the aeration tank and the oil-water separator have single functions, are respectively and independently separated, and have the defects of large occupied area, inconvenient use, incomplete oil-water separation and poor purification effect.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel raffinate oil-water separator to the function singleness that provides in solving above-mentioned background art, area is great, uses inconveniently, and water-oil separation is not thorough, the relatively poor problem of purifying effect.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel surplus liquid oil-water separation of extraction device, includes the aeration tank, the aeration tank right-hand member has set gradually aeration fan, aeration tank left side lower extreme fixedly connected with leakage fluid dram, aeration tank right side upper end fixedly connected with inlet, turn right from a left side and have set gradually down guide plate and aeration pipe in the aeration tank bottom upper end, the aeration pipe right-hand member passes the aeration tank and links to each other with aeration fan, the aerator that fixedly connected with equidistance distributes in the aeration pipe upper end.

Preferably, an upper guide plate and an oil storage tank are fixedly connected to the inner sides of the front end and the rear end of the aeration tank from left to right in sequence, an oil discharge port communicated with the oil storage tank is fixedly connected to the rear end of the aeration tank, the distance from the upper guide plate to the left end of the aeration tank is greater than the distance from the lower guide plate to the left end of the aeration tank, and the lowest point of the upper guide plate is lower than the highest point of the lower guide plate.

Preferably, a rotating shaft is rotatably connected in the aeration tank, the rear end of the rotating shaft penetrates through the aeration tank and is fixedly connected with a coupler and a motor in sequence, the outer side of the rotating shaft is fixedly connected with oil scraping plates which are symmetrically distributed in an annular mode, and the distance from the rotating shaft to the oil storage tank is larger than the height of the oil scraping plates.

Preferably, the inner side of the left end of the aeration tank is fixedly connected with ultraviolet lamps which are distributed at equal intervals.

Preferably, the oil absorption cotton and the microfiltration membrane are fixedly connected between the inner side of the left end of the aeration tank and the left end of the upper guide plate from top to bottom in sequence, and the lower end of the microfiltration membrane is attached to the upper end of the lower guide plate.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the novel oil-water separation device for the raffinate improves the dissolved oxygen content of the aeration tank by the cooperation of the aeration fan, the aeration pipe and the aerator, so that most of oil in the raffinate is wrapped by bubbles and floats, and most of oil in the raffinate is effectively removed;

2. the novel oil-water separation device for the raffinate simultaneously performs aeration and oil-water separation in the aeration tank, reduces the occupied area, scrapes floating grease into the oil storage tank through the matching use of the rotating shaft and the oil scraping plate, realizes the recovery of the extract oil, and improves the utilization rate of the extract oil;

3. this novel raffinate oil-water separator of extraction uses through the cooperation of oil absorption cotton and microfiltration membrane, thoroughly realizes the separation of water oil to can get rid of particle impurities such as suspended solid colloid, improve the purifying effect and the quality degree of the raffinate.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic side view of the present invention;

fig. 4 is a schematic view of the top view structure of the present invention.

In the figure: 1. an aeration tank; 2. an aeration fan; 4. a liquid discharge port; 5. a liquid inlet; 6. a liquid outlet; 7. a water pipe; 8. a lower deflector; 9. an aeration pipe; 10. an aerator; 11. an upper deflector; 12. an oil storage tank; 13. an oil discharge port; 14. a rotating shaft; 15. a coupling; 16. a motor; 17. a scraper plate; 18. an ultraviolet lamp; 19. oil absorbing cotton; 20. and (4) micro-filtration membrane.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a novel device for separating oil from water in raffinate, which comprises an aeration tank 1, an aeration fan 2, a liquid discharge port 4, a liquid inlet 5, a liquid outlet 6, a water pipe 7, a lower guide plate 8, an aeration pipe 9, an aerator 10, an upper guide plate 11, an oil storage tank 12, an oil discharge port 13, a rotating shaft 14, a coupling 15, a motor 16, an oil scraping plate 17, an ultraviolet lamp 18, oil absorbent cotton 19 and a micro-filtration membrane 20, wherein the aeration fan 2 is sequentially arranged at the right end of the aeration tank 1, the liquid discharge port 4 is fixedly connected to the lower end of the left side of the aeration tank 1, the liquid inlet 5 is fixedly connected to the upper end of the right side of the aeration tank 1, the liquid inlet 5 is connected with the extraction tank, the lower guide plate 8 and the aeration pipe 9 are sequentially arranged at the upper end of the bottom in the aeration tank 1 from left to right, the right end;

further, an upper guide plate 11 and an oil storage tank 12 are fixedly connected between the inner sides of the front end and the rear end of the aeration tank 1 from left to right in sequence, an oil discharge port 13 communicated with the oil storage tank 12 is fixedly connected to the rear end of the aeration tank 1, the distance from the upper guide plate 11 to the left end of the aeration tank 1 is greater than the distance from the lower guide plate 8 to the left end of the aeration tank 1, and the lowest point of the upper guide plate 11 is lower than the highest point of the lower guide plate 8, so that the oil in the raffinate is effectively kept at the right end of the upper guide plate 11 through the design of the upper guide plate 11, and the oil is conveniently removed under the action of the aerator 10;

furthermore, a rotating shaft 14 is rotatably connected in the aeration tank 1, the rear end of the rotating shaft 14 penetrates through the aeration tank 1 and is fixedly connected with a coupler 15 and a motor 16 in sequence, the outer side of the rotating shaft 14 is fixedly connected with oil scraping plates 17 which are symmetrically distributed in an annular shape, the distance from the rotating shaft 14 to the oil storage tank 12 is greater than the height of the oil scraping plates 17, the oil scraping plates 17 are driven to rotate under the action of the rotating shaft 14, and oil at the upper end of the liquid is sent into the oil storage tank 12, so that the oil is convenient to;

further, the inner side of the left end of the aeration tank 1 is fixedly connected with ultraviolet lamps 18 which are distributed at equal intervals, and the water body is disinfected and sterilized through the design of the ultraviolet lamps 18, so that the purification effect of the extraction residual liquid is improved;

further, the oil absorption cotton 19 and the micro-filtration membrane 20 are fixedly connected between the inner side of the left end of the aeration tank 1 and the left end of the upper guide plate 11 from top to bottom in sequence, the lower end of the micro-filtration membrane 20 is attached to the upper end of the lower guide plate 8, oil-water separation is realized through the oil absorption cotton 19, and particle impurities such as suspended substance colloid and the like in the water body can be removed through the design of the micro-filtration membrane 20.

The working principle is as follows: firstly, the raffinate in the extraction tank enters the aeration tank 1 through the liquid inlet 5, under the action of the aeration fan 2, gas diffuses and escapes from the aeration pipe 9 through the aerator 10, the dissolved oxygen of the aeration tank 1 is improved, meanwhile, most of oil in the raffinate is wrapped by bubbles and floats, the motor 16 is turned on, the motor 16 drives the coupler 15 to rotate, the coupler 15 drives the rotating shaft 14 to rotate, the oil scraping plate 17 on the outer side of the rotating shaft 14 synchronously rotates, oil at the upper end of the raffinate is scraped into the oil storage tank 12, the oil outlet 13 is opened, the oil is recovered, the raffinate flows leftwards from the lower end of the upper guide plate 11 and passes through the micro-filtration membrane 20 and the oil absorption cotton 19, the oil in the raffinate is rapidly absorbed by the oil absorption cotton 19, the oil-water separation is thoroughly realized, the micro-filtration membrane 20 blocks particle impurities such as suspended colloid in the water body, and the purple light 18 sterilizes the water body, and the finally treated water flows to the left end of the lower guide plate 8 and is finally discharged from the liquid outlet 4.

It should be finally noted that the above only serves to illustrate the technical solution of the present invention, and not to limit the scope of the present invention, and that simple modifications or equivalent replacements performed by those skilled in the art to the technical solution of the present invention do not depart from the spirit and scope of the technical solution of the present invention.

Claims

1. A novel raffinate oil-water separation device comprises an aeration tank and is characterized in that: aeration fan has been set gradually to the aeration tank right-hand member, aeration tank left side lower extreme fixedly connected with leakage fluid dram, aeration tank right side upper end fixedly connected with inlet, turn right from a left side and set gradually down guide plate and aeration pipe in the aeration tank bottom upper end, the aeration pipe right-hand member passes the aeration tank and links to each other with aeration fan, the aerator of aeration pipe upper end fixedly connected with equidistance distribution.

2. The novel raffinate oil-water separator according to claim 1, wherein: turn right fixedly connected with guide plate and oil storage tank in proper order from a left side around the aeration tank between both ends inboard, aeration tank rear end fixedly connected with and the oil drain that the oil storage tank link up mutually, the distance of going up guide plate to aeration tank left end is greater than the distance of guide plate to aeration tank left end down, and the minimum of going up the guide plate is less than the peak of guide plate down.

3. The novel raffinate oil-water separator according to claim 2, wherein: the aeration tank internal rotation is connected with the axis of rotation, the axis of rotation rear end passes aeration tank fixedly connected with shaft coupling and motor in proper order, axis of rotation outside fixedly connected with annular symmetric distribution's frizing, the distance of axis of rotation to oil storage tank is greater than the height of frizing.

4. The novel raffinate oil-water separator according to claim 1, wherein: and the inner side of the left end of the aeration tank is fixedly connected with ultraviolet lamps which are distributed at equal intervals.

5. The novel raffinate oil-water separator according to claim 2, wherein: the aeration tank is characterized in that an oil absorption cotton and a microfiltration membrane are fixedly connected between the inner side of the left end of the aeration tank and the left end of the upper guide plate from top to bottom in sequence, and the lower end of the microfiltration membrane is attached to the upper end of the lower guide plate.